⚠️ Deprecation notice: The Lido DAO stops maintaining the Anchor <> stETH integration. Minting and rewards distribution are discontinued. Withdrawals continue to work. More about here

This repo contains Ethereum contracts for integrating stETH as a collateral into the Anchor protocol in the form of bETH token. Currently it assumes the deployed Wormhole v2 bridge between Ethereum and Terra networks.

• This project uses Brownie development framework. Learn more about Brownie.
• Poetry dependency and packaging manager is used to bootstrap environment and keep the repo sane.

• Python >= 3.10, <3.11
• Pip >= 20.0
• Node >= 16.0
• yarn >= 1.22

Use the following command to install poetry:

pip install --user poetry==1.5.0

alternatively, you could proceed with pipx:

pipx install poetry==1.5.0

Ensure that poetry bin path is added to your $PATH env variable. Usually it's $HOME/.local/bin for most Unix-like systems.

poetry install

Notes: if you have some problems on poetry install (too slow, or too long) try to clear cache:

poetry cache clear --all pypi

or try to update poetry

poetry self update 1.6

• bEth bETH token contract
• AnchorVault a contract allowing to convert between stETH and bETH